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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file LICENSE.rst or https://cmake.org/licensing for details. */
#include "OstringstreamUseCmstrcatCheck.h"
#include <clang/AST/Type.h>
#include <clang/ASTMatchers/ASTMatchFinder.h>
namespace clang {
namespace tidy {
namespace cmake {
using namespace ast_matchers;
OstringstreamUseCmstrcatCheck::OstringstreamUseCmstrcatCheck(
StringRef Name, ClangTidyContext* Context)
: ClangTidyCheck(Name, Context)
{
}
void OstringstreamUseCmstrcatCheck::registerMatchers(MatchFinder* Finder)
{
Finder->addMatcher(
typeLoc(unless(elaboratedTypeLoc()),
optionally(hasParent(elaboratedTypeLoc().bind("parentType"))),
loc(qualType(
hasDeclaration(namedDecl(hasName("::std::ostringstream"))))))
.bind("ostringstream"),
this);
}
void OstringstreamUseCmstrcatCheck::check(
MatchFinder::MatchResult const& Result)
{
TypeLoc const* ParentTypeNode =
Result.Nodes.getNodeAs<TypeLoc>("parentType");
TypeLoc const* RootNode = Result.Nodes.getNodeAs<TypeLoc>("ostringstream");
if (ParentTypeNode != nullptr) {
if (ParentTypeNode->getBeginLoc().isValid()) {
this->diag(ParentTypeNode->getBeginLoc(),
"use strings and cmStrCat() instead of std::ostringstream");
}
} else if (RootNode != nullptr) {
if (RootNode->getBeginLoc().isValid()) {
this->diag(RootNode->getBeginLoc(),
"use strings and cmStrCat() instead of std::ostringstream");
}
}
}
}
}
}
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